Sony Alpha A7R II vs Nikon D7100

  • Full frame
  • 42 megapixels
  • Sony E
  • 64
    Overall
  • 45
    Imaging
  • 64
    Features
  • 74
    Size
  • 0
    Price
  • APS-C
  • 24 megapixels
  • Nikon F
  • 45
    Overall
  • 19
    Imaging
  • 59
    Features
  • 71
    Size
  • 0
    Price

Sony Alpha A7R II vs Nikon D7100: a Complete Review and Comparison

Are you looking for the best camera to suit your needs? Due to a wide range of options, making a wise and weighted decision can be rather challenging. Which specs to keep in mind? What are the key pros and cons of each model? This comparison should give some helpful hints!

In this review, we are going to make a detailed comparison of two cameras that fall into different categories. While the first model we are looking at, Sony Alpha A7R II belongs to a Pro Mirrorless category, the other model, Sony Alpha A7R II is a Semi-Pro DSLR camera. Both models feature different types of sensors. Thus, Sony Alpha A7R II comes with BSI-CMOS sensor that has a resolution of 42.0 MP resolution, while our second compared model Nikon D7100 features a 24.0 MP CMOS sensor.

Both cameras we are going to look at in our overview fall into two different categories - MirrorLess and DSLR. Keeping in mind all the distinctive features of each category, it will be hard to make a detailed comparison of these two models. However, we will do our best to make this review as unbiased and detailed as possible.

To get started, let’s take a look at some of the key features of Sony Alpha A7R II and Nikon D7100 and, after this, we can go on to our detailed comparison of these models.

Sony Alpha A7R II Key Features:

  • 42.0 MP Full frame BSI-CMOS sensor
  • ISO 100 - 25600 (Expands to 50 - 102400)
  • Image Stabilization: Yes
  • 3″ Tilting Screen
  • ViewFinder: Yes
  • 5.0 fps Continuous Shooting
  • Video: 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
  • Built-in Wireless: Yes
  • Dimensions: 127 x 96 x 60 mm
  • Weight: 625 g
  • Environmental Sealing: Yes
  • Built-in GPS: No
  • Replaced Sony A7R.
  • Replaced by Sony A7R III.

Nikon D7100 Key Features:

  • 24.0 MP APS-C CMOS sensor
  • ISO 100 - 6400 (Expands to 50 - 25600)
  • Image Stabilization: No
  • 3.2″ Fixed Type Screen
  • ViewFinder: Yes
  • 6.0 fps Continuous Shooting
  • Video: 1920 x 1080 (60, 50, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 424 (30, 24 fps)
  • Built-in Wireless: Yes
  • Dimensions: 136 x 107 x 76 mm
  • Weight: 765 g
  • Environmental Sealing: Yes
  • Built-in GPS: Yes
  • Replaced Nikon D7000. Compare
  • Replaced by Nikon D7200. Compare

Sony Alpha A7R II was substituted by Sony A7R III.

Sony Alpha A7R II substituted Sony A7R.

Why is Sony Alpha A7R II a better choice than Nikon D7100

NFC Yes vs No Easy wireless connectivity with compatible devices
Sensor Resolution 42.0 MP vs 24.0 MP 42.9% more pixels
Sensor Area 861.6 mm2 vs 366.6 mm2 57.5% larger pixel area
Image Stabilization Yes vs No All lenses are stabilized
Number Of Focus Points 399 vs 51 348 more focus points
Weight 625 g vs 765 g 140 g lighter
Max Video Resolution 3840 x 2160 vs 1920 x 1080 Higher Resolution Video
Dxo Color Depth 26 vs 24.2 Better color depth
Dxo Dynamic Range 13.9 vs 13.7 Better dynamic range
Dxo Low Light Iso 3434 vs 1256 Better High ISO performance
Viewfinder Magnification 0.78 vs 0.63 0.15 better magnification

What are the key reasons to pick Nikon D7100 over Sony Alpha A7R II

Storage Slots 2 vs 1 Extra storage slot
Continuous Shooting 6 fps vs 5 fps 1 fps faster
Built-In Flash Yes vs No All the lenses are stabilized
Flash Range 12 vs No 12 better flash range
Screen Size 3.2″ vs 3″ 0.2" larger screen
Battery Life 950 shots vs 290 shots 660 more frames with a single charge

Key PROs of Sony Alpha A7R II and Nikon D7100

Screen Size 3″ | 3.2″ Large display
Screen Resolution 1,229k dots | 1,229k dots High resolution screen
Viewfinder Electronic | Optical (pentaprism) Better framing and control
Raw Support Yes | Yes Better image quality
Sensor Resolution 42.0 MP | 24.0 MP Bigger prints and more details
AutoFocus Face Detection Yes | Yes Very handy for portraits
Microphone Port Yes | Yes High quality audio recording option
Headphone Port Yes | Yes Better video control
Bracketing Yes | Yes Useful for tough lighting conditions and HDR
Flash Sync Port Yes | Yes Port for Flash Sync
Environmental Sealing Yes | Yes Shoot at tough conditions

Key CONs of Sony Alpha A7R II and Nikon D7100

Touch Screen No | No No touch screen
Continuous Shooting 5.0 fps | 6.0 fps Low continuous shooting

Sony Alpha A7R II vs Nikon D7100: Comparing Two Models By Physical Characteristics

Before heading straight to the technical characteristics of each model, let’s start with comparing their physical specs. Let’s start with looking at the physical difference of the two products. Below are images that clearly show the sizes of Sony Alpha A7R II and Nikon D7100 from the front view.

Sony Alpha A7R II
Nikon D7100
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Now, let’s go on and see how the reviewed models are different or similar by the top view.

Sony Alpha A7R II
Nikon D7100
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After looking at these images, you should get a clear idea of each model’s dimensions and how they are different from each other. However, we are not going to stop there. The next characteristic worth looking at is the weight. Of course, not every photographer is concerned about the weight, for example, it wouldn't be a decisive point for those who shoot in a studio. However, it is still an important factor because if you happen to go on a long photo session or just love having the camera with you wherever you go, you want to be sure that the chosen model isn't too heavy.

Speaking of weight, Sony Alpha A7R II is a lighter option of these two, as it weights 140g less than the Nikon D7100. This difference, in fact, can become a significant disadvantage for the photographers, who prefer to have their cameras with them wherever they go.

Comparing Sony Alpha A7R II and Nikon D7100 by the type of Sensor and Resolution

Sensor is, without a doubt, the most significant element of every digital camera. Its type, size, and resolution are the factors that define the quality of future shots. Thus, it is barely possible to pick a suitable camera without looking at these specs.

Are Sony Alpha A7R II and Nikon D7100 any different in terms of sensor type?

In fact, that's exactly what makes these two models really different. Thus, it is a good point to consider if your are choosing between these two cameras. Sony Alpha A7R II features a 42.0 MP Full frame sized BSI-CMOS sensor and boasts of a Bionz X processor . Nikon D7100, in its turn, comes with a 24.0 MP APS-C sized CMOS sensor , which makes it significantly different from the first model.

Take a look below to find the comparison of Sony Alpha A7R II and Nikon D7100 by the size of their sensors.

Sony Alpha A7R II
Nikon D7100
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One more distinctive feature of compared models is the sensor size. Sony Alpha A7R II has a sensor area 0.4x bigger compared to Nikon D7100. What does it mean? This basically means that if you these cameras them with the same aperture and focal length, the first model will give you more control in terms of the blurry background and depth of field.

For Which Fields Of Photography Are Sony Alpha A7R II and Nikon D7100 Suitable?

If you are interested in photography or has made a career in this field, you should know that different types of shooting actually require different camera characteristics. While one model can produce outstanding portraits, at the same time, it can be terrible for shooting landscapes, and so on. Thus, before you purchase a specific camera, it is vital to decide, which type of shooting you do most often and consider an option that suits it the most.

This section of our comparison is devoted to the performance of Sony Alpha A7R II and Nikon D7100 in different fields of photography. Here we are going to look at the five main areas and evaluate how well each of the reviewed models performs in them. This will help you choose an option that suits your needs the most depending on your interest in one or several of these fields.

Photography Type Sony Alpha A7R II Nikon D7100
Portrait Photography
99%
91%
Street Photography
97%
90%
Sports Photography
98%
90%
Daily Photography
68%
54%
Landscape Photography
100%
95%

Sony Alpha A7R II for Portrait Photography

Advantages:

  • Large Full frame (35.9 x 24 mm) sensor
  • High resolution sensor (42 MP)
  • Fast Max Shutter Speed (1/8000s)
  • Image Stabilization
  • Face Detection Focusing

Disadvantages:

No Significant Disadvantages

Nikon D7100 for Portrait Photography

Advantages:

  • Large APS-C (23.5 x 15.6 mm) sensor
  • High resolution sensor (24 MP)
  • Fast Max Shutter Speed (1/8000s)
  • Face Detection Focusing

Disadvantages:

  • You might not like Nikon skintone
  • No Image Stabilization

Sony Alpha A7R II for Street Photography

Advantages:

  • Built-in View Finder
  • Live View
  • Image Stabilization
  • Large Full frame(35.9 x 24 mm) sensor

Disadvantages:

  • Big size (127 x 96 x 60 mm)

Nikon D7100 for Street Photography

Advantages:

  • Built-in View Finder
  • Live View
  • Large APS-C(23.5 x 15.6 mm) sensor
  • Big battery life (950 shots)

Disadvantages:

  • Big size (136 x 107 x 76 mm)
  • No Image Stabilization

Sony Alpha A7R II for Sports Photography

Advantages:

  • Environmental Sealing
  • Fast Max Shutter Speed (1/8000s)
  • Big Number of autofocus Points (399)
  • Nice Low Light ISO (3434)

Disadvantages:

  • Slow Continuous Shooting (5.0 fps)
  • Small battery life (290 shots)

Nikon D7100 for Sports Photography

Advantages:

  • Environmental Sealing
  • Fast Max Shutter Speed (1/8000s)
  • Big Number of autofocus Points (51)
  • Big size (136 x 107 x 76 mm)

Disadvantages:

  • Slow Continuous Shooting (6.0 fps)
  • Small Number of CrossFocus Points (15)
  • Bad Low Light ISO (1256)

Sony Alpha A7R II for Daily Photography

Advantages:

  • Large Full frame (35.9 x 24 mm) sensor
  • Built-in View Finder
  • Live View
  • Wireless Connectivity
  • Video is available

Disadvantages:

  • Big weight (625 g)
  • Big size (127 x 96 x 60 mm)
  • No Built-in Flash

Nikon D7100 for Daily Photography

Advantages:

  • Large APS-C (23.5 x 15.6 mm) sensor
  • Built-in Flash
  • Built-in View Finder
  • Live View
  • Wireless Connectivity
  • Video is available

Disadvantages:

  • Big weight (765 g)
  • Big size (136 x 107 x 76 mm)

Sony Alpha A7R II for Landscape Photography

Advantages:

  • Large Full frame (35.9 x 24 mm) sensor
  • High resolution sensor (42 MP)
  • Good Dynamic Range (13.9)
  • Environmental Sealing
  • Live View
  • RAW Support
  • Nice Low Light ISO (3434)

Disadvantages:

No Significant Disadvantages

Nikon D7100 for Landscape Photography

Advantages:

  • Large APS-C (23.5 x 15.6 mm) sensor
  • High resolution sensor (24 MP)
  • Good Dynamic Range (13.7)
  • Environmental Sealing
  • Live View
  • RAW Support

Disadvantages:

  • Bad Max Native ISO (6400)

Comparison of Sony Alpha A7R II vs Nikon D7100: Final Verdict

Hopefully, our detailed overview of these models has helped you consider all the main specs, pros and cons of each cameras. Maybe, after reading this comparison, some of you have already decided which option to opt for depending on your needs and preferences. However, if you are still wondering which option is a better choice, Sony Alpha A7R II or Nikon D7100, below you can see what scores each of them received in five different aspects. To wrap up, we have used our unique Decision Algorithm that assesses different camera models upon 63 different factors including their price, and, if possible, DxO Mark scores. This algorithm allows us to make our verdict more consistent and objective.

What is our final verdict? Based on our comparison and the final scores of Sony Alpha A7R II and Nikon D7100 here is what we can say in conclusion:

According all the factors that we considered in the process of comparing these two cameras, Sony Alpha A7R II deserves a higher Total Score than the Nikon D7100. Thus, if you are choosing between these options, we would recommend you to choose the first model over the other one.

Sony Alpha A7R II vs Nikon D7100 Table Of Technical Specs

For better understanding of each model’s technical characteristics, find the detailed comparison below:

Sony Alpha A7R II Nikon D7100
General
Brand Sony Nikon
Model Alpha A7R II D7100
Announced Jun 10, 2015 Apr 25, 2013
Body Type SLR-style mirrorless Mid-size SLR
Sensor
Sensor Type BSI-CMOS CMOS
Sensor Size Full frame APS-C
Sensor Dimensions 35.9 x 24 mm 23.5 x 15.6 mm
Sensor Area 861.60 mm2 366.60 mm2
Sensor Resolution 42.0 MP 24.0 MP
Max Image Resolution 7974 x 5316 6000 x 4000
Max Native ISO 25,600 6,400
Max Boosted ISO 102,400 25,600
Min Native ISO 100 100
RAW Support Yes Yes
Lens
Manual Focus Yes Yes
Lens Mount Sony E Nikon F
Number of Lenses 83 287
Focal Length Multiplier 1x x
Macro Focus Range
AutoFocus
AF Touch No No
AF Continuous Yes Yes
AF Single Yes Yes
AF Tracking Yes Yes
AF Selective Yes Yes
AF Center Yes Yes
AF Multi Area Yes Yes
AF Live View Yes Yes
AF Face Detection Yes Yes
AF Contrast Detection Yes Yes
AF Phase Detection Yes Yes
Number of Focus Points 399 51
Number of Cross Focus Points n/a 15
Screen
Screen Type Tilting Fixed Type
Screen Size 3″ 3.2″
Screen Resolution 1,229k dots 1,229k dots
Live View Yes Yes
Touch Screen No No
ViewFinder
ViewFinder Electronic Optical (pentaprism)
ViewFinder Resolution 2,359k dots 0k dots
ViewFinder Coverage 100% 100%
ViewFinder Magnification 0.78 0.63
Photography Features
Min Shutter Speed 30 s 30 s
Max Shutter Speed 1/8000 s 1/8000 s
Continuous Shooting 5.0 fps 6.0 fps
Shutter Priority Yes Yes
Aperture Priority Yes Yes
Manual Exposure Mode Yes Yes
Exposure Compensation Yes Yes
Custom White Balance Yes Yes
Image Stabilization Yes No
Built-in Flash No Yes
Flash Range 0 12
Flash Modes no built-in flash Auto, Red-eye, Slow sync, Rear curtain
External Flash Yes Yes
AE Bracketing Yes Yes
WB Bracketing Yes Yes
Exposure Modes
Multi-Segment Yes Yes
Average Yes Yes
Spot Yes Yes
Partial No No
AF-Area No No
Center Weighted No Yes
DxO Sensor Scores
DxO Sensor Score 98 83
DxO Color Depth 26.0 24.2
DxO Dynamic Range 13.9 13.7
DxO Low Light ISO 3434 1256
Video Features
Video Resolutions 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) 1920 x 1080 (60, 50, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 424 (30, 24 fps)
Max Video Resolution 3840 x 2160 1920 x 1080
Video Formats MPEG-4, AVCHD, XAVC S MPEG-4, H.264
Microphone Port Yes Yes
Headphone Port Yes Yes
Connectivity
Wireless Connectivity Yes Yes
HDMI Yes Yes
USB USB 2.0 USB 2.0
Physical
Environmental Sealing Yes Yes
Water Proof No No
Dust Proof No No
Shock Proof No No
Crush Proof No No
Freeze Proof No No
Weight 625 g 765 g
Physical Dimensions 127 x 96 x 60 mm 136 x 107 x 76 mm
Battery Life 290 shots 950 shots
Battery Type Battery Pack Battery Pack
Battery Model NP-FW50 EN-EL15
Other Features
Self Timer Yes Yes
Timelapse Recording Yes Yes
GPS Optional
Storage Type SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo SD/SDHC/SDXC x 2 slots
Storage Slots 1 2

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